diff --git a/Modules/FindOpenGL.cmake b/Modules/FindOpenGL.cmake index a7eefa7aa..93e488bf9 100644 --- a/Modules/FindOpenGL.cmake +++ b/Modules/FindOpenGL.cmake @@ -71,9 +71,11 @@ elseif (WIN32) elseif (APPLE) - find_library(OPENGL_gl_LIBRARY OpenGL DOC "OpenGL lib for OSX") - find_library(OPENGL_glu_LIBRARY AGL DOC "AGL lib for OSX") - find_path(OPENGL_INCLUDE_DIR OpenGL/gl.h DOC "Include for OpenGL on OSX") + # The OpenGL.framework provides both gl and glu + find_library(OPENGL_gl_LIBRARY OpenGL DOC "OpenGL library for OS X") + find_library(OPENGL_glu_LIBRARY OpenGL DOC + "GLU library for OS X (usually same as OpenGL library)") + find_path(OPENGL_INCLUDE_DIR OpenGL/gl.h DOC "Include for OpenGL on OS X") list(APPEND _OpenGL_REQUIRED_VARS OPENGL_INCLUDE_DIR) else() @@ -149,7 +151,9 @@ if(OPENGL_gl_LIBRARY) set( OPENGL_LIBRARIES ${OPENGL_gl_LIBRARY} ${OPENGL_LIBRARIES}) if(OPENGL_glu_LIBRARY) set( OPENGL_GLU_FOUND "YES" ) - set( OPENGL_LIBRARIES ${OPENGL_glu_LIBRARY} ${OPENGL_LIBRARIES} ) + if(NOT "${OPENGL_glu_LIBRARY}" STREQUAL "${OPENGL_gl_LIBRARY}") + set( OPENGL_LIBRARIES ${OPENGL_glu_LIBRARY} ${OPENGL_LIBRARIES} ) + endif() else() set( OPENGL_GLU_FOUND "NO" ) endif()